altercmd.js - altercmd.vim in Vimperator plugin.

gistfile11

javascript <<EOS
liberator.modules.commands.addUserCommand(
    ['altercommand'],
    'this is vimperator plugin version of vim plugin altercmd.vim',
    function (arg) {
        /*
         * tw[itter]
         *    =>
         * var pairs = {
         *  'tw': 'twitter',
         *  'twi': 'twitter',
         *  'twit': 'twitter',
         *  'twitt': 'twitter',
         *  'twitte': 'twitter',
         *  'twitter': 'twitter',
         * }
         */
        var pairs = (function () {
            var original_arg = arg[0];
            var r = {};
            if (original_arg.match(/^([^\[\]]+)\[([^\[\]]+)\]$/)) {
                // assert(arg[0] === RegExp.$1 + "[" + RegExp.$2 + "]");
                var head = RegExp.$1, complete_str = head + RegExp.$2;
                for (; head !== complete_str; head += complete_str[head.length]) {
                    r[head] = arg.literalArg;
                }
                r[head] = arg.literalArg;
            }
            else {
                r[original_arg] = arg.literalArg;
            }
            return r;
        })();

        for (var original in pairs) {
            var alternate = pairs[original];
            abbreviations.add(
                [modes.COMMAND_LINE],
                original,
                function ()
                    commandline.command == original ? alternate : original
            );
        }
    },
    {argCount: 2, literal: true, completer: completion.command},
    true
);
EOS